Plank fastening clip



FIG. 1 is front view of a plank fastening clip showing may new design;

FIG. 2 is a rear view;

FIG. 3 is a right hand side view, the left side being a mirror image;

FIG. 4 is a top view;

FIG. 5 is a bottom view;

FIG. 6 is a perspective view. 

The ornamental design for a plank fastening clip, as shown. 